How hard are n 2 -hard problems?

Author:

Bloch Stephen A.,Buss Jonathan F.,Goldsmith Judy

Abstract

Many of the " n 2 -hard" problems described by Gajentaan and Overmars can be solved using limited nondeterminism or other sharply-bounded quantifiers. Thus we suggest that problems are not among the hardest problems solvable in quadratic time

Publisher

Association for Computing Machinery (ACM)

Reference6 articles.

1. [ 1 ] S. A. Bloch J. F. Buss J. Goldsmith "Sharply Bounded Quantifiers within P " technical report CS94-21. University of Waterloo 1994. [1] S. A. Bloch J. F. Buss J. Goldsmith "Sharply Bounded Quantifiers within P " technical report CS94-21. University of Waterloo 1994.

2. [ 2 ] S. A. Bloch J. Goldsmith "Sharply Bounded Alternation within P " technical report 92-04 University of Manitoba 1992. [2] S. A. Bloch J. Goldsmith "Sharply Bounded Alternation within P " technical report 92-04 University of Manitoba 1992.

3. Nondeterminism within $P^ * $

4. [ 4 ] A. Gajentaan M. H. Overmars "n2-Hard Problems in Computational Geometry " techical report RUU_CS-93-15 Utrecht Univ. 1993. [4] A. Gajentaan M. H. Overmars " n 2 -Hard Problems in Computational Geometry " techical report RUU_CS-93-15 Utrecht Univ. 1993.

5. Computational geometry

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